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发明名称
Fernsprechnebenstellenanlage
摘要
申请公布号
DE968783(C)
申请公布日期
1958.03.27
申请号
DE1953M020244
申请日期
1953.10.02
申请人
FRIEDRICH MERK TELEFONBAU AKTIENGESELLSCHAFT
发明人
DOMIN DIPL.-ING. PAUL;MATTERN DIPL.-ING. ALFRED;GEISSL FRANZ;ROFLER LEONHARD
分类号
H04M1/65;H04Q3/62
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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